(a) A first class borough may exercise by ordinance on a nonareawide basis any power not otherwise prohibited by law.
(b) A first class borough may by ordinance exercise the following powers on an areawide basis:
(1) provide transportation systems;
(2) provide water pollution control;
(3) provide air pollution control in accordance with AS 46.14.400;
(4) license day care facilities;
(5) license, impound, and dispose of animals;
(6) establish an energy improvement assessment program under AS 29.55.100 - 29.55.165.
(c) In addition to powers conferred by (b) of this section, a first class borough may, on an areawide basis, exercise a power not otherwise prohibited by law if the power has been acquired in accordance with AS 29.35.300.
(d) A first class borough that exercises power necessary to contain, clean up, or prevent a release or threatened release of oil or a hazardous substance, and exercises a power granted to a municipality under AS 46.04, AS 46.08, or AS 46.09 shall exercise its authority in a manner that is consistent with a regional master plan prepared by the Department of Environmental Conservation under AS 46.04.210.